Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
06/02/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 11k | $46.35 | $509.9k | | 06/02/2023 |
06/02/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 11k | $13.35 | $146.8k | | 06/02/2023 |
05/19/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 378 | $44.16 | $16.7k | | 05/18/2023 |
05/18/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 10.5k | $13.35 | $140.2k | | 05/18/2023 |
05/18/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 10.5k | $44.35 | $465.7k | | 05/18/2023 |
03/17/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 4.2k | $36.29 | $151k | | 03/16/2023 |
03/16/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 5k | $37.60 | $187.8k | | 03/16/2023 |
03/15/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 12.8k | $36.43 | $465.5k | | 03/15/2023 |
03/15/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 4.1k | $36.84 | $152.7k | | 03/15/2023 |
03/15/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 6.7k | $14.95 | $100k | | 03/15/2023 |
03/06/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Grant | Common Stock | 23.9k | $0.00 | $0 | | 03/06/2023 |
03/06/2023 | Amphastar Pharmaceuticals, Inc. | AMPH | Grant | Employee Stock Option (right to buy) | 50.4k | $35.13 | $1.8M | | 03/06/2023 |
08/09/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 10k | $38.35 | $383.5k | | 08/09/2022 |
08/09/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 10k | $13.35 | $133.5k | | 08/09/2022 |
06/30/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 18.4k | $34.95 | $642.6k | | 06/30/2022 |
06/30/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 18.4k | $14.95 | $274.9k | | 06/30/2022 |
06/17/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 5.5k | $32.05 | $176.7k | | 06/17/2022 |
05/19/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 378 | $33.70 | $12.7k | | 05/19/2022 |
03/17/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 4.2k | $34.18 | $142.3k | | 03/16/2022 |
03/16/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 50.8k | $14.40 | $731.2k | | 03/16/2022 |
03/16/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 47k | $33.93 | $1.6M | | 03/16/2022 |
03/16/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 3.8k | $34.36 | $129.2k | | 03/16/2022 |
03/16/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 5k | $34.22 | $170.9k | | 03/16/2022 |
03/15/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Grant | Employee Stock Option (right to buy) | 50.7k | $34.74 | $1.8M | | 03/15/2022 |
03/15/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 7.9k | $34.46 | $272.2k | | 03/15/2022 |
03/15/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Grant | Common Stock | 22k | $0.00 | $0 | | 03/15/2022 |
03/15/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Payment of Exercise | Common Stock | 6k | $34.74 | $208.1k | | 03/15/2022 |
03/07/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 13k | $29.35 | $382.3k | | 03/07/2022 |
03/07/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 13k | $13.35 | $173.9k | | 03/07/2022 |
02/25/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 11k | $27.95 | $307.4k | | 02/25/2022 |
02/25/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 12k | $28.95 | $347.4k | | 02/25/2022 |
02/25/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 23k | $14.95 | $343.8k | | 02/25/2022 |
02/08/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 10k | $26.95 | $269.5k | | 02/08/2022 |
02/08/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Exercise | Employee Stock Option (right to buy) | 10k | $14.95 | $149.5k | | 02/08/2022 |
01/10/2022 | Amphastar Pharmaceuticals, Inc. | AMPH | Sale | Common Stock | 16k | $25.40 | $406.4k | | 01/07/2022 |
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